52456720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{34511}}^1$

素因数の和:34543

約数の個数: 40

約数和(自身を含む): 128384640

約数和(自身を除く): 75927920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 34511, 69022, 138044, 172555, 276088, 345110, 552176, 655709, 690220, 1311418, 1380440, 2622836, 2760880, 3278545, 5245672, 6557090, 10491344, 13114180, 26228360, 52456720]

約数ペア:

[(1, 52456720), (2, 26228360), (4, 13114180), (5, 10491344), (8, 6557090), (10, 5245672), (16, 3278545), (19, 2760880), (20, 2622836), (38, 1380440), (40, 1311418), (76, 690220), (80, 655709), (95, 552176), (152, 345110), (190, 276088), (304, 172555), (380, 138044), (760, 69022), (1520, 34511)]